402301313 has 4 divisors (see below), whose sum is σ = 402341808. Its totient is φ = 402260820.

The previous prime is 402301189. The next prime is 402301391. The reversal of 402301313 is 313103204.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 402301313 - 2¹⁰ = 402300289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 402301291 and 402301300.

It is not an unprimeable number, because it can be changed into a prime (402301513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5978 + ... + 28988.

It is an arithmetic number, because the mean of its divisors is an integer number (100585452).

Almost surely, 2^402301313 is an apocalyptic number.

It is an amenable number.

402301313 is a deficient number, since it is larger than the sum of its proper divisors (40495).

402301313 is a wasteful number, since it uses less digits than its factorization.

402301313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40494.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 402301313 is about 20057.4503115426. The cubic root of 402301313 is about 738.2166167886.

Adding to 402301313 its reverse (313103204), we get a palindrome (715404517).

The spelling of 402301313 in words is "four hundred two million, three hundred one thousand, three hundred thirteen".